diff --git a/homeassistant/components/backup/util.py b/homeassistant/components/backup/util.py
index 8112faf4459..1a32c938a54 100644
--- a/homeassistant/components/backup/util.py
+++ b/homeassistant/components/backup/util.py
@@ -332,6 +332,9 @@ def decrypt_backup(
         except (DecryptError, SecureTarError, tarfile.TarError) as err:
             LOGGER.warning("Error decrypting backup: %s", err)
             error = err
+        except Exception as err:  # noqa: BLE001
+            LOGGER.exception("Unexpected error when decrypting backup: %s", err)
+            error = err
         else:
             # Pad the output stream to the requested minimum size
             padding = max(minimum_size - output_stream.tell(), 0)
@@ -417,6 +420,9 @@ def encrypt_backup(
         except (EncryptError, SecureTarError, tarfile.TarError) as err:
             LOGGER.warning("Error encrypting backup: %s", err)
             error = err
+        except Exception as err:  # noqa: BLE001
+            LOGGER.exception("Unexpected error when decrypting backup: %s", err)
+            error = err
         else:
             # Pad the output stream to the requested minimum size
             padding = max(minimum_size - output_stream.tell(), 0)